History of Science Museum: Collection Database Search

Record Details

American-Type Radio Tube, USA, 20th Century

preview image for American-Type Radio Tube, USA, 20th Century
Inventory Number: 92559
Object Type:
Place Created: USA North America
Accession Number: 2004-9/374
Brief Description: American Radio Tube (or Valve) with glass balloon, brass-plated Bakelite? base and three brass base pins. With anode mounted vertically in interior of bulb. Possibly c. 1930s. Previously catalogued with assorted other valves.
Primary Inscriptions: None
Provenance: Presented by the Marconi Corporation.
Collection Group: Marconi Collection
Material(s): Glass
brass
bakelite?
assorted metals.
Asbestos?
Dimensions:
Height Width Depth Diameter Unit
105 45 mm

There are no associated narratives.

Image with multimedia irn 40095Image with multimedia irn 40096

Permalink: http://www.mhs.ox.ac.uk/object/inv/92559